Features: Heart Rate Blood Pressure Monitoring: Intelligent light-sensing chip through the use of a new algorithm to generate heart rate, blood oxygen, blood pressure monitoring data and displayed on the APP. Real-time Heart Rate Monitoring: Every second heart rate change produced by any movement is recorded and presented. Help to adjust the intensity of exercise to achieve a better effect of exercise. Real-time monitoring and recording blood pressure measurement data. Let the wrist and the heart parallel height measurement will be more accurate. Blood oxygen referred to as SPO2H, refers to the oxygen in the blood. The higher the oxygen index, the better the body's metabolism. Daily life in the walking, running, mountain climing and other sports modes will be real-time data recording. The movement process will also be combined with more mobile phone GPS function to record the movement track distance. Sensors monitor sleep depth and quality. OLED Touch Screen: Large screen, full-screen touch, more protection of the eyes. Specifications: Bluetooth-compatible chip: NS1822 RAM: 256KB RAM + 32KB 3DH Bluetooth-compatible version: 4.0 BLE (Low power consumption) Waterproof: IP67 Material: Ally/Silicone/Leather MUC: EFM32 G320 256 Heart rate: S50 OLED: 128*64 Battery: 100mAh Light sensor: Heart rate/ Blood pressure/Blood oxygen monitoring/Pedometer/Sleep monitoring/Sedentary reminder Compatible: Support Android/IOS system/ Call SMS alert/Anti-lost search Product size: approx. 260*30*14mm/7.48*3.54*1.18'' Net weight: approx. 50g Color: Black, White, Blue, Red, Yellow Note: Please allow 1-3mm differs due to manual measurement. Due to the different display and different light, the picture may not reflect the actual color of the item. Thanks for your understanding.  

1 x Smart Bracelet 1 x Charging Cable 1 x User Manual